reasonable outcome here. >> outside the white house, after his meeting with obama, a comment from another president. >> mr putin, tear down the wall. >> mike viqueira from the white house reporting. we should mention arseniy yatsenyuk will make his case to the u.n. on thursday, appealing for international sport. >> a massive explosion in a level ii apartment building. the blast may have been caused by a gas link. residents reported noticing a smell of gas. when the explosion happened, some new yorkers raced to help. >> a little girl, she was 10. she was saying, "hep", she was full of blood. we grabbed her. >> she was full of blood.